Patents by Inventor Hoon Park

Hoon Park has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 12674555
    Abstract: A lighting device disclosed in the embodiment of the invention includes a base member including a straight portion and a curved portion, a substrate including a first substrate disposed on the straight portion of the base member and a second substrate disposed on the curved portion; a plurality of light sources disposed on each of the first and second substrates, a resin layer including a first resin portion disposed on the first substrate and a second resin portion surrounding the second substrate, and a phosphor layer disposed on the resin layer, and an outer side surface of the second resin portion may include a curved surface.
    Type: Grant
    Filed: April 18, 2024
    Date of Patent: July 7, 2026
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Hoon Park
  • Patent number: 12302672
    Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources spaced apart from each other at predetermined intervals on the substrate; a resin layer disposed on the substrate; a phosphor layer disposed on the resin layer and having a pattern layer including a concave portion and a convex portion formed on a surface facing the resin layer; and a diffusion layer disposed between the resin layer and the phosphor layer, wherein a thickness of the diffusion layer may be 10% or more and less than 50% of the maximum thickness of the phosphor layer.
    Type: Grant
    Filed: July 19, 2024
    Date of Patent: May 13, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hoon Park, Sarum Han
  • Publication number: 20250098381
    Abstract: A lighting device disclosed in an embodiment of the invention includes: a lighting module emitting a first light and a second light; and a lens disposed on the lighting module to block light of a shorter wavelength among the first light and the second light and transmit light of a longer wavelength, wherein the lighting module includes: a substrate; a plurality of light emitting devices disposed on the substrate and emitting a first light; a resin layer covering the plurality of light emitting devices; and a phosphor layer disposed on the resin layer to convert the first light into second light, wherein the first and second light travel through the phosphor layer in the lens direction, and the second light may pass through the lens.
    Type: Application
    Filed: December 3, 2024
    Publication date: March 20, 2025
    Inventors: Hoon PARK, Sa Rum HAN, Dong II EOM
  • Patent number: 12191428
    Abstract: A lighting device disclosed in an embodiment of the invention includes: a lighting module emitting a first light and a second light; and a lens disposed on the lighting module to block light of a shorter wavelength among the first light and the second light and transmit light of a longer wavelength, wherein the lighting module includes: a substrate; a plurality of light emitting devices disposed on the substrate and emitting a first light; a resin layer covering the plurality of light emitting devices; and a phosphor layer disposed on the resin layer to convert the first light into second light, wherein the first and second light travel through the phosphor layer in the lens direction, and the second light may pass through the lens.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: January 7, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hoon Park, Sa Rum Han, Dong Il Eom
  • Publication number: 20240379919
    Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources spaced apart from each other at predetermined intervals on the substrate; a resin layer disposed on the substrate; a phosphor layer disposed on the resin layer and having a pattern layer including a concave portion and a convex portion formed on a surface facing the resin layer; and a diffusion layer disposed between the resin layer and the phosphor layer, wherein a thickness of the diffusion layer may be 10% or more and less than 50% of the maximum thickness of the phosphor layer.
    Type: Application
    Filed: July 19, 2024
    Publication date: November 14, 2024
    Inventors: Hoon PARK, Sarum Han
  • Publication number: 20240347519
    Abstract: The lighting assembly disclosed in the embodiment of the invention includes a substrate, light emitting devices on the substrate, a first resin layer covering the light emitting devices, and at least one second resin layer on the first resin layer, and a first cover disposed on an outer periphery of the substrate along an outer periphery of the substrate of the lighting module. The second resin layer is disposed on upper and side surfaces of the first resin layer, and the second resin layer includes at least one of phosphor and ink particles. The first cover includes an opening portion from which the second resin layer protrudes, a substrate cover portion disposed on an upper surface of the substrate around the opening portion, and a side cover portion extending lower than a side surface of the substrate from the substrate cover portion. An upper surface of the substrate cover portion may be disposed lower than the upper surface of the first resin layer.
    Type: Application
    Filed: June 27, 2024
    Publication date: October 17, 2024
    Inventors: Jung Ju LEE, Hoon PARK, Sa Rum HAN
  • Patent number: 12074266
    Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources spaced apart from each other at predetermined intervals on the substrate; a resin layer disposed on the substrate; a phosphor layer disposed on the resin layer and having a pattern layer including a concave portion and a convex portion formed on a surface facing the resin layer; and a diffusion layer disposed between the resin layer and the phosphor layer, wherein a thickness of the diffusion layer may be 10% or more and less than 50% of the maximum thickness of the phosphor layer.
    Type: Grant
    Filed: December 21, 2023
    Date of Patent: August 27, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hoon Park, Sarum Han
  • Publication number: 20240263753
    Abstract: A lighting device disclosed in the embodiment of the invention includes a base member including a straight portion and a curved portion, a substrate including a first substrate disposed on the straight portion of the base member and a second substrate disposed on the curved portion; a plurality of light sources disposed on each of the first and second substrates, a resin layer including a first resin portion disposed on the first substrate and a second resin portion surrounding the second substrate, and a phosphor layer disposed on the resin layer, and an outer side surface of the second resin portion may include a curved surface.
    Type: Application
    Filed: April 18, 2024
    Publication date: August 8, 2024
    Inventor: Hoon PARK
  • Patent number: 12051676
    Abstract: The lighting assembly disclosed in the embodiment of the invention includes a substrate, light emitting devices on the substrate, a first resin layer covering the light emitting devices, and at least one second resin layer on the first resin layer, and a first cover disposed on an outer periphery of the substrate along an outer periphery of the substrate of the lighting module. The second resin layer is disposed on upper and side surfaces of the first resin layer, and the second resin layer includes at least one of phosphor and ink particles. The first cover includes an opening portion from which the second resin layer protrudes, a substrate cover portion disposed on an upper surface of the substrate around the opening portion, and a side cover portion extending lower than a side surface of the substrate from the substrate cover portion. An upper surface of the substrate cover portion may be disposed lower than the upper surface of the first resin layer.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: July 30, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Ju Lee, Hoon Park, Sa Rum Han
  • Patent number: 12000553
    Abstract: A lighting device disclosed in the embodiment of the invention includes a base member including a straight portion and a curved portion, a substrate including a first substrate disposed on the straight portion of the base member and a second substrate disposed on the curved portion; a plurality of light sources disposed on each of the first and second substrates, a resin layer including a first resin portion disposed on the first substrate and a second resin portion surrounding the second substrate, and a phosphor layer disposed on the resin layer, and an outer side surface of the second resin portion may include a curved surface.
    Type: Grant
    Filed: April 28, 2022
    Date of Patent: June 4, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Hoon Park
  • Publication number: 20240145649
    Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources spaced apart from each other at predetermined intervals on the substrate; a resin layer disposed on the substrate; a phosphor layer disposed on the resin layer and having a pattern layer including a concave portion and a convex portion formed on a surface facing the resin layer; and a diffusion layer disposed between the resin layer and the phosphor layer, wherein a thickness of the diffusion layer may be 10% or more and less than 50% of the maximum thickness of the phosphor layer.
    Type: Application
    Filed: December 21, 2023
    Publication date: May 2, 2024
    Inventors: Hoon PARK, Sarum HAN
  • Patent number: 11894500
    Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources spaced apart from each other at predetermined intervals on the substrate; a resin layer disposed on the substrate; a phosphor layer disposed on the resin layer and having a pattern layer including a concave portion and a convex portion formed on a surface facing the resin layer; and a diffusion layer disposed between the resin layer and the phosphor layer, wherein a thickness of the diffusion layer may be 10% or more and less than 50% of the maximum thickness of the phosphor layer.
    Type: Grant
    Filed: September 26, 2022
    Date of Patent: February 6, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hoon Park, Sarum Han
  • Patent number: 11837134
    Abstract: A multi-angle display device containing a lens. The multi-angle display device containing a lens includes a display panel having a plurality of unit pixels disposed therein; a data driving circuit including a plurality of source drive ICs to drive data lines of the display panel; a gate driving circuit including one or more gate driving ICs to sequentially supply scan pulses to gate lines of the display panel; a timing controller receiving a plurality of timing signals from an external system and generating control signals for controlling operation timings of the data driving circuit and the gate driving circuit; and a lens arranged to be spaced apart from the unit pixel by a predetermined distance, in which the unit pixel includes a plurality of light sources.
    Type: Grant
    Filed: September 29, 2022
    Date of Patent: December 5, 2023
    Inventor: Hoon Park
  • Patent number: 11828433
    Abstract: An embodiment may comprise a lighting device comprising: a substrate comprising a first side surface to a fourth side surface; a resin layer including a plurality of grooves including a bottom surface, an exit surface, and an inclined surface; a plurality of light emitting devices disposed inside the grooves and emitting a first light; a reflective layer formed on the inclined surface; and a diffusion layer disposed on the resin layer. The plurality of grooves extends in a direction from the third side surface to the fourth side surface and are arranged in a direction from the first side surface to a second side surface. The plurality of grooves includes a first groove closest to the first side surface of the substrate and a second groove adjacent to the first groove.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: November 28, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hoon Park, Dong Il Eom, Yu Won Lee
  • Patent number: 11796139
    Abstract: The lighting device disclosed in the embodiment of the invention includes a substrate including a metal layer; a plurality of light sources arranged in a first direction on the substrate; a plurality of protrusions having a length in the first direction on the metal layer; and a resin layer disposed on the plurality of light sources and the plurality of protrusions, wherein the metal layer includes a first metal layer electrically connected to the light source and a second metal layer coupled to the plurality of protrusions, and the first metal layer and the second metal layer are separated from each other, and the plurality of protrusions may be disposed to be spaced apart from each other in a second direction perpendicular to the first direction.
    Type: Grant
    Filed: November 7, 2022
    Date of Patent: October 24, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Hoon Park
  • Publication number: 20230053397
    Abstract: The lighting device disclosed in the embodiment of the invention includes a substrate including a metal layer; a plurality of light sources arranged in a first direction on the substrate; a plurality of protrusions having a length in the first direction on the metal layer; and a resin layer disposed on the plurality of light sources and the plurality of protrusions, wherein the metal layer includes a first metal layer electrically connected to the light source and a second metal layer coupled to the plurality of protrusions, and the first metal layer and the second metal layer are separated from each other, and the plurality of protrusions may be disposed to be spaced apart from each other in a second direction perpendicular to the first direction.
    Type: Application
    Filed: November 7, 2022
    Publication date: February 23, 2023
    Inventor: Hoon PARK
  • Patent number: 11566763
    Abstract: A lighting device disclosed in an embodiment of the invention includes a plurality of light sources disposed on a substrate; a resin layer disposed on the substrate and the plurality of light sources; a phosphor layer disposed on the resin layer, and an ink layer disposed on the phosphor layer, wherein the ink layer has a first ink layer and a second ink layer having a height greater than that of the first ink layer with respect to the upper surfaces of the phosphor layer, and it possible to provide a three-dimensional image of the surface.
    Type: Grant
    Filed: May 17, 2022
    Date of Patent: January 31, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hoon Park, Sa Rum Han, Jung Ju Lee
  • Publication number: 20230013315
    Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources spaced apart from each other at predetermined intervals on the substrate; a resin layer disposed on the substrate; a phosphor layer disposed on the resin layer and having a pattern layer including a concave portion and a convex portion formed on a surface facing the resin layer; and a diffusion layer disposed between the resin layer and the phosphor layer, wherein a thickness of the diffusion layer may be 10% or more and less than 50% of the maximum thickness of the phosphor layer.
    Type: Application
    Filed: September 26, 2022
    Publication date: January 19, 2023
    Inventors: Hoon PARK, Sarum HAN
  • Patent number: 11519568
    Abstract: The lighting device disclosed in the embodiment of the invention includes a substrate including a metal layer; a plurality of light sources arranged in a first direction on the substrate; a plurality of protrusions having a length in the first direction on the metal layer; and a resin layer disposed on the plurality of light sources and the plurality of protrusions, wherein the metal layer includes a first metal layer electrically connected to the light source and a second metal layer coupled to the plurality of protrusions, and the first metal layer and the second metal layer are separated from each other, and the plurality of protrusions may be disposed to be spaced apart from each other in a second direction perpendicular to the first direction.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: December 6, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Hoon Park
  • Patent number: 11489096
    Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources spaced apart from each other at predetermined intervals on the substrate; a resin layer disposed on the substrate; a phosphor layer disposed on the resin layer and having a pattern layer including a concave portion and a convex portion formed on a surface facing the resin layer; and a diffusion layer disposed between the resin layer and the phosphor layer, wherein a thickness of the diffusion layer may be 10% or more and less than 50% of the maximum thickness of the phosphor layer.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: November 1, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hoon Park, Sarum Han